Lin'an Qinghong Chemical & Industrial Assistant Factory is located in the western suburb of Hangzhou, being only 25km away from downtown Hangzhou and 170km away from Shanghai, enjoying advantageous transportation conditions.

Founded in January, 1980, we are one of the earliest domestic manufacturers of organic bentonite in China. Boasting top-notch technicians, advanced production equipment as well as mature testing methods, we manufacture high quality products.

With advanced production techniques, we are always committed to the research and process of organic bentonite. Currently, our products include Solvent Type Organic Bentonite Rheologic Auxiliary Agent, Water-based System Organic Bentonite Rheologic Auxiliary Agent and Anti-precipitation Dispersing Coating Auxiliaries with over 20 varieties. Our annual production capacity of organic bentonite is about 5000 tons.

With excellent thickening, anti-precipitation, anti-sagging and leveling property, good dispersity and outstanding thixotropy and suspension property, our products can be widely used in paint, printing ink, coating, fluid sealant, putty, cosmetics, daily use articles, oil-field drilling and many other fields.

We passed ISO9001:2000 Certificate in the year of 2002. We are the first domestic manufacturer to cooperate with SINOPEC Beijing Research Institute of Chemical Industry in the R&D and manufacture of organic bentonite. In 1991, our organic bentonite was honored as Zhejiang Provincial Good Quality Products. Upholding the business philosophy of "People Foremost, Technological Innovation", we have been always committed to the R&D of organic bentonite and strictly complied with industrial standard to offer quality products, reasonable prices and excellent services.

We warmly welcome the visit and cooperation of customers from all over the world.